On relevance, time and query expansion.

@inproceedings{amodeo-2011-relevance, author = {Giuseppe Amodeo and Giambattista Amati and Giorgio Gambosi}, editor = {Craig Macdonald and Iadh Ounis and Ian Ruthven}, title = {{On relevance, time and query expansion}}, booktitle = {{Proceedings of the 20th ACM Conference on Information and Knowledge Management, CIKM 2011, Glasgow, United Kingdom, October 24-28, 2011}}, pages = {1973--1976}, publisher = {ACM}, year = {2011}, url = {https://doi.org/10.1145/2063576.2063868}, doi = {https://doi.org/10.1145/2063576.2063868} }